4

Not to worry:
This sounds like what are called cherry hemangiomas. These are little gifts that you get from one or both of your parents. They are simply made up of hundreds of small blood vessels. These growths never turn bad. You will continue to get more as you get older. They are very easily treated with a laser without leaving any marks.
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5

Needs to be checked:
Yes it needs to be checked as we can not say what it can be without getting detailed history and physical exam with naked eye.It can be caused by many conditions like allergy, insect bites, fungal infection or another infection etc.
So get it checked if you have cocern about it.
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7

Ringworm:
The description of your spot fits typical signs of " ringworm". It is caused by a fungus and can get worse if not treated. You can use over the counter lotrimin (clotrimazole) cream for few days. If not better after 5-7 days, consult with your doctor.
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8

Red mark:
Is it flat or raised, does it fade with pressure? It could be a hemangioma flat or strawberry, they are benign vacular skin conditions, flat hemangiona fade away with time, strawberry hemangioma tend to get bigger then they start to shrink. It is best if you show it to your pediatrician during the next well visit. It can also be an insect bite, or pressure mark from a button or a snap. Good luck
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9

Need to examine:
It is not feasible to provide a meaningful opinion without examining you, but it may be rash due to a viral infection. You may watch and wait. If the rash spreads to other parts, becomes vesicular, you remain febrile for more than 3-4 days, or lose weight, see a doctor.
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11

Probably Baby Bite:
Female, no age stated says, I have a small red spot in my areola below my nipple, It is very sore and haven't produced any milk for 6 weeks now. Does not state if she was breastFeeding but that is implied by 'no milk for 6 weeks' Red spot probably due to Suckling baby bite or over enthusiastic suction. Since it has lasted this long best see MD for examination and proper treatment ww/o Antibiotics
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13

Get eval:
Always best to get lesions checked out, as your description of the area does not make any probable diagnoses "pop-up." and lesions are almost impossible to DX over the computer. Good luck.
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18

No:
If this didn't involve a fall from a height and there was no loss of consciousness, no vomiting, her behaviour is normal and she has no current pain; she can be observed at home. If you have any of the above concerns; she should be assessed. All the best.
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